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DateFormatEx4.java
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39 lines (29 loc) · 1.01 KB
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import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Scanner;
public class DateFormatEx4 {
public static void main(String[] args) {
String pattern = "yyyy/MM/dd";
DateFormat df = new SimpleDateFormat(pattern);
Scanner s = new Scanner(System.in);
Date inDate = null;
System.out.println("날짜를 "+pattern+ "의 형태로 입력해주세요. (입력예:2015/12/31)");
while(s.hasNextLine()) {
try {
inDate = df.parse(s.nextLine());
break;
} catch(Exception e) {
System.out.println("날짜를 "+ pattern+"의 형태로 다시 입력해주세요. (입력예:2015/12/31)");
}
} //while
Calendar cal = Calendar.getInstance();
cal.setTime(inDate);
Calendar today = Calendar.getInstance();
long day = (cal.getTimeInMillis() - today.getTimeInMillis())/(60*60*1000);
if(day>0) {
}
System.out.println("입력하신 날짜는 현재와 "+ day +"시간 차이가 있습니다.");
}// main
}